Thanks for the reply, but i think the problem lies with the voicemail itself. I went into port activity and saw this

=> 1) [MOD 01 Day] New call - Wed Sep 19 23:33:49 2007
=>CP 23:33.49.89 1) Collecting out of band data
=> 1) [MOD 01 Day] CODE = <DT> CID = <> FID = <3663> TRUNK = <701>
=> 1) [MOD 01 Day] Salutation
=> 1) [MOD 01 Day] Searching on Call Code - DT
=> 1) [MNU Forward Station]
=> 1) [MNU Forward Station] Searching on Forwarding party ID - 3663
=>CP 23:33.50.50 1) Key set to <>
=> 1) [MNU Forward Station] Searching on INVALID
=>CP 23:33.50.50 1) Key set to <>
=> 1) [MNU Day Main]
=> 1) [MNU Day Main] Searching on Caller entry - 6
=>CP 23:33.51.71 1) Key set to <6>
=> 1) [EXT 01 EXT 206] Transfer to [EXT 01 EXT 206] - <206>
=>CP 23:33.52.91 1) Using [STN On Premise] station block
=>CP 23:33.52.91 1) Transfer consultation hold
=>CP 23:33.52.91 1) Flash hook
=>CP 23:33.53.96 1) DCS Dial: 206
=>CP 23:33.53.96 1) Call progress result: Answer - No supervision
=> 1) [EXT 01 EXT 206] Immediate release
=> 1) [EXT 01 EXT 206] Answered
=> 1) SVMi-20E hanging up
=>

After the vm transfers the call to the ext it disconnects the call.